Home / 445,847.06-668,376.92-341,133.50

Finding the Fourth Proportional to 445,847.06, 668,376.92 and 341,133.50

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Solution

The fourth proportional to 445,847.06, 668,376.92 and 341,133.50 is: 511,399.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,847.06 : 668,376.92 = 341,133.50 : x
  2. Step 2: Convert to fraction form
    445,847.06/668,376.92 = 341,133.50/x
  3. Step 3: Cross multiply
    445,847.06x = 668,376.92 × 341,133.50
  4. Step 4: Simplify right side
    445,847.06x = 228,005,760,562.60
  5. Step 5: Solve for x
    x = 228,005,760,562.60/445,847.06
  6. Step 6: Final answer
    x = 511,399.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.